Questions tagged [closed-source]

For questions about closed-source software and how it relates to open source.

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7
votes
1answer
13k views

Use of BSD-3 Clause license and python software license for proprietary use

I am making a software in python programming language which uses libraries licensed under BSD-3 clause. Is it necessary for me to show my source code to users? Also can I restrict the distribution of ...
3
votes
1answer
6k views

Can I use angular-material in any commercial project ? Is there any cost for that?

I have using angular material for quite few days. Now I am planning to develop a commercial software using angular material (https://material.angularjs.org/). While going through the license section ...
10
votes
2answers
363 views

Are open source projects growing faster relative to closed source ones?

Are open source projects growing faster (in terms of the number of users and developers) relative to closed source ones? Are there any metrics measuring this?
4
votes
2answers
860 views

Can I distribute GPL software built by a custom compiler? [duplicate]

The license (I pick GPLv3 as an example) says: The “Corresponding Source” for a work in object code form means all the source code needed to generate, install, and (for an executable work) run the ...
10
votes
1answer
5k views

Is it legal to Bundle OpenJDK + HotSpot with a closed source application?

As per my understanding, OpenJDK itself is licensed under GNU General Public License, version 2, with the Classpath Exception which should be no issue for bundling with closed source application. ...
5
votes
1answer
767 views

BSD-3 Closed Source Attribution

I'm having some confusion with the BSD-3 license language. I am going to close source a bsd-3 project and make modifications to it. I will not be redistributing the code. It will be used as a SaaS. ...
2
votes
3answers
1k views

Finding open source in closed-source code?

Sorry for the title, I don't master the subject enough to find a clear one. I see that free licenses come with a "same license" and "disclose source" mentions, like stated here. For instance, I have ...
5
votes
1answer
2k views

Legal issues about embedded Linux

I am trying to modernize a current microcontroller solution with a new one based on embedded Linux (Debian), running on Allwinner A10 chips. I plan to make a Linux app doing all user-interface stuff, ...
5
votes
1answer
439 views

Using dynamically linked library with BSD 3-clause License

If we are loading a closed source - dll dynamically in the source code which comes under three clause BSD license then is it mandatory to change license of my closed source dll to three clause BSD ...
14
votes
1answer
24k views

Can I use a Apache v2 licensed driver for a commercial project without revealing sources of the project?

I am building a project that will be commercialised. One of the library I use is licensed under Apache v2. To my understanding, if I modify the library, I need to give the source of the library with ...
2
votes
1answer
48 views

Incorporating closed-source derivative into GPL code

I have a closed-source project. I am the copyright holder. Can I incorporate parts from my closed-source project into an open-source project without running into legal issues commercially using my ...
11
votes
2answers
2k views

Can I dynamically call a LGPL/GPL software in my closed-source application?

This question was originally posted by marcgg on Stack Overflow (second link might be visible to 10k+ only), but was removed there due to being off-topic. It has been preserved here in light of this ...
2
votes
1answer
102 views

Can open and closed source versions of software exist in parallel and can code be ported either way?

Say a vendor has both a community version of their software and a more proprietary one. How can this be done in licensing terms? Can code be ported either way? What are the appropriate practises if ...
2
votes
1answer
868 views

Am I allowed to use GNU Unifont in a closed source application?

I was looking for a .ttf font, where almost all of the unicode characters are created. Then I've found the GNU Unifont It is licensed under GNU GENERAL PUBLIC LICENSE Version 2 The application I am ...
2
votes
1answer
294 views

Bundling GPL script with closed source script

So what I'm planning to do is to create a script which one part calls (via Python's subprocess) external open source script licensed under GPL-2. To make it easier for users I'd like to distribute ...
9
votes
2answers
1k views

Own LGPL code in proprietorial project

I've written a library that I use in closed-source project. After a short discuss with my boss we have decided that this library can be useful for many others and we made this library open source ...
2
votes
1answer
687 views

Can I use a library under the Cecill-B licence in my commercial closed-source app?

I'm working on a commercial closed-source app and I need to use a library under the Cecill-B licence. I read the licence terms here and it desn't say it is mandatory to distribute the source code of ...
10
votes
2answers
513 views

Is there any recourse when an "Open Source" project has a closed-source core?

I have come across a Java project licensed under Apache 2.0, but there's a fair bit of behavior locked away in an internal package that isn't checked into the project's repository (though the compiled ...
17
votes
2answers
233 views

What to do when proprietary code is found in your open source project?

We have an open source project and suspect one contributor has submitted code that is not their own and is under a closed source copyright. We know we have to remove the code. Also I assume anyone ...
2
votes
1answer
654 views

How did memtest86 transition from GPL to closed-source?

Memtest86, a popular software for RAM diagnostics, was initially developed as open source (GPLv2). Version 3 was forked into a separate project, Memtest86+, also distributed under GPL terms. Source ...
3
votes
2answers
300 views

Can I open source a closed source project by transcoding/transcompiling its source-code, so it's completely different?

How far I can go in order to open source the project which is based on closed/commercial project where the whole source code (assuming the access is there) has been converted into different state or ...
13
votes
1answer
718 views

What are the main steps to convert a currently closed source project into an open source one?

Given the case of a closed source project that has been developed for some time: What are the main things that should be done in order to ease its transition to a open source development? What I've ...
9
votes
2answers
259 views

On what grounds can companies bring open source projects into closed source?

There are applications that are widely used out there (just think of PHP, MySQL, etc...). What would happen if the organisations behind them pull this software back into closed source? On what ...

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